Home / 212,788.57-293,625.04-117,276.88

Finding the Fourth Proportional to 212,788.57, 293,625.04 and 117,276.88

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Solution

The fourth proportional to 212,788.57, 293,625.04 and 117,276.88 is: 161,829.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,788.57 : 293,625.04 = 117,276.88 : x
  2. Step 2: Convert to fraction form
    212,788.57/293,625.04 = 117,276.88/x
  3. Step 3: Cross multiply
    212,788.57x = 293,625.04 × 117,276.88
  4. Step 4: Simplify right side
    212,788.57x = 34,435,426,526.57
  5. Step 5: Solve for x
    x = 34,435,426,526.57/212,788.57
  6. Step 6: Final answer
    x = 161,829.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.